- Enhanced Air Quality: The blue pre-filter layer effectively eliminates impurities, extending the lifespan of your main filter. It captures minerals from hard water, preventing white dust from accumulating and ensuring a healthier indoor environment for your family. - Premium Materials: Crafted from high-quality, environmentally-friendly imported blue filter paper, this product features a diamond-shaped grid structure. This design maximizes water flow while optimizing product absorption, enhancing overall performance and cleanliness. - Simple Installation and Maintenance: Designed for ease of use, this filter can be effortlessly installed and replaced. For optimal performance, we recommend changing the filter every 1-2 months. Regular replacement promotes a moist and comfortable atmosphere, improving breathing, alleviating dry skin, and enhancing sleep quality. - Versatile Applications: Ideal for use in homes, offices, or any indoor spaces where air quality is a concern. This filter is compatible with various humidifiers and air purifiers, ensuring that you can easily integrate it into your existing setup. - Size and Compatibility: Designed to fit standard humidifier models, ensuring a seamless replacement process without the need for tools or additional equipment. - Performance Assurance: The upgraded blue grid not only boosts performance but also ensures that your living space remains clean and fresh, providing peace of mind for your family’s health.